Home / 18,296.75-27,444.70-8,436.01

Finding the Fourth Proportional to 18,296.75, 27,444.70 and 8,436.01

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Solution

The fourth proportional to 18,296.75, 27,444.70 and 8,436.01 is: 12,653.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,296.75 : 27,444.70 = 8,436.01 : x
  2. Step 2: Convert to fraction form
    18,296.75/27,444.70 = 8,436.01/x
  3. Step 3: Cross multiply
    18,296.75x = 27,444.70 × 8,436.01
  4. Step 4: Simplify right side
    18,296.75x = 231,523,763.65
  5. Step 5: Solve for x
    x = 231,523,763.65/18,296.75
  6. Step 6: Final answer
    x = 12,653.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.